*{
    padding: 0px;
    margin: 0px;
  
}
body{
    background-color:rgb(52, 233, 97);
}
.head{
    width: 200px;
    margin: 0 auto;
   display: flex;
   justify-content: space-between;
    text-align: center;
}
.head .right{
    align-self: center;
}
.head .left .btn{
    border-radius: 5px;
    background-color: tomato;
    width: 80px;
    height: 30px;
    line-height: 30px;
}
.head .left .btn:hover{
    background-color: rgb(248, 72, 41);
}

.boxs{
    width: 500px;
    height: 500px;
    background-color: saddlebrown;
    border-radius: 10px;
    margin: 10px auto;
    position: relative;
}
.box{
    text-align: center;
    line-height: 100px;
    width: 100px;
    height: 100px;
    border-radius: 5px;
    background-color: sandybrown;
    position: absolute;
   

}
.box-number{
    width: 100px;
    height: 100px;
    text-align: center;
    line-height: 50px;
    border-radius: 10px;
    background-color:rgb(82, 152, 223);
    position: absolute;
  
}

.gameover{
    position: absolute;
    display: flex;
    flex-direction: column;
    background-color: rgba(0, 0, 0, 0.5);
    width: 500px;
    height: 500px;
    border-radius: 10px;
   
    margin: 0 auto;
}
.gameovernone {
    display: none;
}
.gameover .game{
    color: rgb(235, 52, 19);
}
.gameover .gameoverleft{
    color: rgb(235, 52, 19);
    margin: 100px auto;
}
.gameover .gameoverright{
    color: rgb(235, 52, 19);
    margin: 0 auto;
}
.gameoverbotton{
    margin: 20px auto;
}
.gameoverbotton button{
   font-size: 16px;
    background-color: rgb(245, 165, 18);
    color: rgb(32, 32, 32);
    border: none;
    border-radius: 5px;
   
}
.gameoverbotton button:hover{
    background-color: rgb(223, 157, 37);
}